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fix(plugin-dev): limit frontmatter parsing #84004

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fix(plugin-dev): limit frontmatter parsing #84004

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21 changes: 19 additions & 2 deletions plugins/plugin-dev/skills/plugin-settings/scripts/parse-frontmatter.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,25 @@ if [ ! -f "$FILE" ]; then
exit 1
fi

# Extract frontmatter
FRONTMATTER=$(sed -n '/^---$/,/^---$/{ /^---$/d; p; }' "$FILE")
# Extract only the opening frontmatter block. A range-based sed expression
# restarts at later Markdown horizontal rules and can mix body text into it.
FRONTMATTER=$(awk '
NR == 1 {
if ($0 != "---") exit 1
next
}
/^---$/ {
found_end = 1
exit
}
{ print }
END {
if (!found_end) exit 1
}
' "$FILE") || {
echo "Error: No frontmatter found in $FILE" >&2
exit 1
}

if [ -z "$FRONTMATTER" ]; then
echo "Error: No frontmatter found in $FILE" >&2
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